16390157112 has 128 divisors (see below), whose sum is σ = 54770880000. Its totient is φ = 4436425728.

The previous prime is 16390157101. The next prime is 16390157129. The reversal of 16390157112 is 21175109361.

It is a happy number.

16390157112 is a `hidden beast` number, since 1 + 6 + 390 + 157 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256537 + ... + 313992.

It is an arithmetic number, because the mean of its divisors is an integer number (427897500).

Almost surely, 2^16390157112 is an apocalyptic number.

16390157112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16390157112 is an abundant number, since it is smaller than the sum of its proper divisors (38380722888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16390157112 is a wasteful number, since it uses less digits than its factorization.

16390157112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570570 (or 570560 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The spelling of 16390157112 in words is "sixteen billion, three hundred ninety million, one hundred fifty-seven thousand, one hundred twelve".